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The "Solved Problems" section at the end of each chapter features past years' board questions. Analyze how the answers are structured. CBSE awards marks step-by-step; writing comments, using clear variable names, and structuring code cleanly can secure partial credit even if your final logic falters.
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Wired technology (Twisted pair, Coaxial, Fiber-optic) and Wireless technology (Infrared, Radio wave, Microwave, Satellite).
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